<template>
    <div class="app-container">
      <div class="search-div">
        <el-form label-width="70px" size="small">
          <el-row>
            <el-col :span="8">
              <el-form-item label="关 键 字">
                <el-input style="width: 95%" v-model="searchObj.keyword" placeholder="用户名/姓名/手机号码"></el-input>
              </el-form-item>
            </el-col>
            <el-col :span="8">
              <el-form-item label="操作时间">
                <el-date-picker
                  v-model="createTimes"
                  type="datetimerange"
                  range-separator="至"
                  start-placeholder="开始时间"
                  end-placeholder="结束时间"
                  value-format="yyyy-MM-dd HH:mm:ss"
                  style="margin-right: 10px;width: 100%;"
                />
              </el-form-item>
            </el-col>
          </el-row>
          <el-row style="display:flex">
            <el-button type="primary" icon="el-icon-search" size="mini"  @click="fetchData()">搜索</el-button>
            <el-button icon="el-icon-refresh" size="mini" @click="resetData">重置</el-button>
          </el-row>
        </el-form>
      </div>
  
      <!-- 工具条 -->
      <div class="tools-div">
        <!-- <el-button type="success" :disabled="$hasBP('bnt.sysUser.add')  === false" icon="el-icon-plus" size="mini" @click="add">添 加</el-button> -->
        <el-button type="success" icon="el-icon-plus" size="mini" @click="add">添 加</el-button>
      </div>
  
      <!-- 列表 -->
      <el-table
        v-loading="listLoading"
        :data="list"
        stripe
        border
        style="width: 100%;margin-top: 10px;">
  
        <el-table-column
          label="序号"
          width="70"
          align="center">
          <template slot-scope="scope">
            {{ (page - 1) * limit + scope.$index + 1 }}
          </template>
        </el-table-column>
  
        <el-table-column prop="gradeName" label="年级名称" width="180"/>
        <el-table-column prop="responsible" label="负责人" width="110"/>
        <!-- <el-table-column label="状态" width="80">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.status===1"
              @change="switchStatus(scope.row)">
            </el-switch>
          </template>
        </el-table-column> -->
        <el-table-column prop="createTime" label="创建时间" />
  
        <el-table-column label="操作"  align="center" fixed="right">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="edit(scope.row.id)" title="修改"/>
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeDataById(scope.row.id)" title="删除" />
             <!-- <el-button type="warning" icon="el-icon-baseball" size="mini" @click="showAssignRole(scope.row)" title="分配角色"/> -->
          </template>
        </el-table-column>
      </el-table>
  
      <!-- 分页组件 -->
      <el-pagination
        :current-page="page"
        :total="total"
        :page-size="limit"
        style="padding: 30px 0; text-align: center;"
        layout="total, prev, pager, next, jumper"
        @current-change="fetchData"
      />
  
      <el-dialog title="分配角色" :visible.sync="dialogRoleVisible">
        <el-form label-width="80px">
          <el-form-item label="用户名">
            <el-input disabled :value="sysUser.username"></el-input>
          </el-form-item>
  
          <el-form-item label="角色列表">
            <el-checkbox :indeterminate="isIndeterminate" v-model="checkAll" @change="handleCheckAllChange">全选</el-checkbox>
            <div style="margin: 15px 0;"></div>
            <el-checkbox-group v-model="userRoleIds" @change="handleCheckedChange">
              <el-checkbox v-for="role in allRoles" :key="role.id" :label="role.id">{{role.roleName}}</el-checkbox>
            </el-checkbox-group>
          </el-form-item>
        </el-form>
        <div slot="footer">
          <el-button type="primary" @click="assignRole" size="small">保存</el-button>
          <el-button @click="dialogRoleVisible = false" size="small">取消</el-button>
        </div>
      </el-dialog>
  
      <el-dialog title="添加/修改" :visible.sync="dialogVisible" width="40%" >
        <el-form ref="dataForm" :model="sysUser"  label-width="100px" size="small" style="padding-right: 40px;">
          <el-form-item label="年级名称" prop="gradeName">
            <el-input v-model="sysUser.gradeName"/>
          </el-form-item>
          <el-form-item label="负责人" prop="responsible">
            <el-select v-model="sysUser.responsible">
              <el-option v-for="item in userList" :key="item.id" :value="item.id" :label="item.username"></el-option>
            </el-select>

          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="dialogVisible = false" size="small" icon="el-icon-refresh-right">取 消</el-button>
          <el-button type="primary" icon="el-icon-check" @click="saveOrUpdate()" size="small">确 定</el-button>
        </span>
      </el-dialog>
  
    </div>
  </template>
  <script>
  import api from '@/api/grade'
  import roleApi from '@/api/system/role'
  import userApi from "@/api/system/user"

  export default {
    data() {
      return {
        listLoading: false, // 数据是否正在加载
        list: null, // 列表
        total: 0, // 数据库中的总记录数
        page: 1, // 默认页码
        limit: 3, // 每页记录数
        searchObj: {}, // 查询表单对象
  
        createTimes: [],
  
        dialogVisible: false,
        sysUser: {},
  
        dialogRoleVisible: false,
        allRoles: [], // 所有角色列表
        userRoleIds: [], // 用户的角色ID的列表
        isIndeterminate: false, // 是否是不确定的
        checkAll: false, // 是否全选
        userList:[]
      }
    },
    created() {
      //调用列表方法
      this.fetchData()
    },
    mounted(){
      userApi.getAllList().then(res=>{
        console.log("resss",res);
        if(res.code == 200){
          this.userList = res.data;
        }
      })
    },
    methods:{
      //展示分配角色
      showAssignRole (row) {
        this.sysUser = row
        this.dialogRoleVisible = true
         roleApi.getRolesByUserId(row.id).then(response => {
          this.allRoles = response.data.allRoles
          console.log(this.allRoles)
          this.userRoleIds = response.data.userRoleIds
          console.log(this.userRoleIds)
          this.checkAll = this.userRoleIds.length===this.allRoles.length
          this.isIndeterminate = this.userRoleIds.length>0 && this.userRoleIds.length<this.allRoles.length
        })
      },
  
      /*
      全选勾选状态发生改变的监听
      */
      handleCheckAllChange (value) {// value 当前勾选状态true/false
        // 如果当前全选, userRoleIds就是所有角色id的数组, 否则是空数组
        this.userRoleIds = value ? this.allRoles.map(item => item.id) : []
        // 如果当前不是全选也不全不选时, 指定为false
        this.isIndeterminate = false
      },
  
      /*
      角色列表选中项发生改变的监听
      */
      handleCheckedChange (value) {
        const {userRoleIds, allRoles} = this
        this.checkAll = userRoleIds.length === allRoles.length && allRoles.length>0
        this.isIndeterminate = userRoleIds.length>0 && userRoleIds.length<allRoles.length
      },
  
      //分配角色
      assignRole () {
        let assginRoleVo = {
          userId: this.sysUser.id,
          roleIdList: this.userRoleIds
        }
        roleApi.assignRoles(assginRoleVo).then(response => {
          this.$message.success(response.message || '分配角色成功')
          this.dialogRoleVisible = false
          this.fetchData(this.page)
        })
      },
      //更改用户状态
      switchStatus(row) {
        //判断，如果当前用户可用，修改禁用
        row.status = row.status === 1 ? 0 : 1
        api.updateStatus(row.id,row.status)
          .then(response => {
            this.$message.success(response.message || '操作成功')
            this.fetchData()
          })
      },
      //删除
      removeDataById(id) {
          this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
          }).then(() => {
            //调用方法删除
            api.removeById(id)
              .then(response => {
                //提示
                this.$message({
                  type: 'success',
                  message: '删除成功!'
                });
                //刷新
                this.fetchData()
            })
          })
      },
      //根据id查询，数据回显
      edit(id) {
        //弹出框
        this.dialogVisible = true
        //调用接口查询
        api.getUserId(id)
          .then(response => {
            this.sysUser = response.data
          })
      },
      //添加或者修改方法
      saveOrUpdate() {
        if(!this.sysUser.id) {
          this.save()
        } else {
          this.update()
        }
      },
      //修改
      update() {
        api.update(this.sysUser)
          .then(response => {
            //提示
            this.$message.success('操作成功')
            //关闭弹框
            this.dialogVisible = false
            //刷新
            this.fetchData()
          })
      },
      //添加
      save() {
        api.save(this.sysUser)
          .then(response => {
            //提示
            this.$message.success('操作成功')
            //关闭弹框
            this.dialogVisible = false
            //刷新
            this.fetchData()
          })
      },
      //添加弹框的方法
      add() {
        this.dialogVisible = true
        this.sysUser = {}
      },
      // 重置查询表单
      resetData() {
        console.log('重置查询表单')
        this.searchObj = {}
        this.createTimes = []
        this.fetchData()
      },
      //列表
      fetchData(page=1) {
        this.page = page
        if(this.createTimes && this.createTimes.length==2) {
          this.searchObj.createTimeBegin = this.createTimes[0]
          this.searchObj.createTimeEnd = this.createTimes[1]
        }
        api.getPageList(this.page,this.limit,this.searchObj)
          .then(response => {
            this.list = response.data.records
            this.total = response.data.total
          })
      }
    }
  }
  </script>